Push bumper



FIG. 1 is a top and front perspective view of a push bumper according to my new design.

FIG. 2 is right side elevation view thereof, of which the left side elevation view is a mirror image thereto.

FIG. 3 is a rear elevation view thereof.

FIG. 4 is a top plan view thereof.

FIG. 5 is a front elevation view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines in the drawings illustrate portions of the push bumper that forms no part of the claimed design. 

CLAIM I claim the ornamental design for a push bumper, as shown and described. 